Anagrams of: UNESSENTIAL

• basic and fundamental

• being or relating to or containing the essence of a plant etc

• defining rights and duties as opposed to giving the rules by which rights and duties are established

• anything indispensable

• absolutely necessary; vitally necessary

• of the greatest importance

• devoid of feeling and consciousness and animation

• without compunction or human feeling

• protect from heat, cold, or noise by surrounding with insulating material

• place or set apart

• a person employed to keep watch for some anticipated event

• A molecule which interacts with a complementary strand of nucleic acids, so as to suppress its transcription.

• insulating material that reduces or prevents the transmission of heat or sound or electricity

• lacking a sense of security or affording no ease or reassurance

• lacking or not affording physical or mental rest

• causing or fraught with or showing anxiety

• socially uncomfortable; unsure and constrained in manner

• relating to bodily unease that causes discomfort

• a person employed to keep watch for some anticipated event